<html>
<body>
<h1>Hello {{user.name}}, {{user.age}} </h1>
<li>say: {{user.say}}</li>
<li>say: {{book_list}}</li>
<li>{{book_list.0}}</li>
<li>{{book_list.1}}</li>
{% if user.age < 18 %}
	<li>no</li>
{% else %}
	<li>no</li>
{% endif %}
{% if not user1 %}
<li> No Exist</li>
{% endif %}
{% for book in book_list %}
	<li>forloop.counter: {{forloop.counter}}</li>
	<li>forloop.counter0: {{forloop.counter0}}</li>
	<li>forloop.revcounter: {{forloop.revcounter}}</li>
	<li>forloop.revcounter0: {{forloop.revcounter0}}</li>
	<li>{{book | upper | lower | capfirst}}</li>
{% endfor %}


{% for key in user %}
	<li>{{key}}</li>
{% endfor %}

{% for key,value in user.items %}
	<li>{{key}}:{{value}}</li>
{% endfor %}



{% for book in book_list2 reversed %}
	<li>{{book}}</li>
	{% empty %}
	<li>No Book</li>
{% endfor %}

{% if book_list2 %}
{% for book in book_list2 reversed %}
	<li>{{book}}</li>
	{% endfor %}
{% else %}
	<li>No Book</li>
{% endif %}

<li>today is {{today | date:'Y-m-d'}}</li>
{% load percent %}
<li>today is {{today | date:'Y-m-d' | percent}}</li>
<li>id is {{id}}</li>
<li>name is {{name}}</li>
{% for student in students %}
<li>{{student.name}}{{student.age}}</li>
<li>my teach is {{student.teacher.name}}, {{student.teach.age}}</li>
{% endfor %}
<li>{{students.message}}</li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>




</body>
</html>